A Native American people constituting a subdivision of the Teton Sioux, formerly inhabiting the Black Hills region of western South Dakota, with a present-day population mainly in southwest South Dakota.是什么意思_A Native American people constituting a subdivision of the Teton Sioux, formerly inhabiting the Black Hills region of western South Dakota, with a present-day population mainly in southwest South Dakota.在线翻译_英语_读音_用法_例句